FoamJoint Polyethylene Expansion Joint Filler – Vespol

FoamJoint is a versatile, closed-cell polyethylene expansion joint filler designed to absorb movement in concrete and masonry structures. Durable, lightweight, and non-absorbent, FoamJoint resists moisture and chemicals, making it ideal for both internal and external applications. Available in four convenient types to suit different installation needs.

Key Features:

• Made from closed-cell polyethylene foam for high compressibility and recovery
• Moisture-resistant, rot-proof, and chemically stable
• Will not support mould or mildew growth
• Easy to cut, shape, and install
• Suitable for use with most construction sealants and adhesives
• Non-extruding under compression – maintains shape and function over time
• Complies with relevant Australian Standards for expansion joint fillers

Common Applications:

• Expansion and isolation joints in concrete slabs, footpaths, and pavements
• Tilt-up and precast panel joints
• Perimeter joints around walls, columns, and kerbs
• Backing for sealants in control and movement joints
• Pipe lagging and thermal insulation applications

FoamJoint Types:

• 1. Standard
  • Economical option for general expansion joint applications
  • Supplied in rolls or lengths for quick installation
  • Ideal for horizontal or vertical concrete joints
• 2. Adhesive – "Stickyback"
  • One side coated with peel-and-stick adhesive for fast placement
  • Adheres to concrete, timber formwork, or panels without extra fixings
  • Perfect for vertical surfaces or where joint filler must stay in place during pours
• 3. Handipack
  • Pre-cut strips in convenient grab-and-go packs
  • Ideal for small jobs, patchwork, or repair work
  • Reduces waste and simplifies handling on-site
• 4. Pipe Lagging
  • Tubular foam design for insulating and protecting pipes
  • Helps reduce thermal loss and condensation
  • Also suitable as a flexible backing rod for wide or irregular joints
• Available Sizes:
  • Supplied in a range of thicknesses, widths, and formats to suit specific project needs

Installation Tip:
Select the FoamJoint type that best matches your application. For sealed joints, FoamJoint can serve as a backing material to control joint depth and support the sealant. Ensure clean, dry surfaces for optimal adhesion when using Stickyback